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ProShares UltraPro Short MidCap400 vs State Street SPDR S&P 500 ETF Trust

Over the past year SMDD returned −35.2% and SPY returned +10.8%; their daily moves had a correlation of -0.82.

SMDD −35.2% SPY +10.8%Growth of $1, one year, split-adjusted
MetricSMDDSPY
Price$8.43$757.12
Market cap$2.1M$803.25B
Today+3.69%−0.35%
1 month−7.5%−1.6%
6 months−4.3%+1.2%
Year to date−32.1%+11.0%
1 year−35.9%+10.9%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield3.39%1.00%
Volatility (60d)45.3%14.9%
Short % of float——
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).